Dell 320N Quick Reference Guide - Page 12
NOTICE, User's, Guide
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5 USB 2.0 connectors (2) Use the USB connectors on the front of the computer for devices that you connect occasionally, such as joysticks or cameras, or for bootable USB devices. It is recommended that you use the USB connectors on the back of the computer for devices that typically remain connected, such as printers and keyboards. 6 diagnostic lights Use the lights to help you troubleshoot a computer problem based on the diagnostic code (for more information, see "Diagnostic Lights" on page 34). 7 power button Press this button to turn on the computer. NOTICE: To avoid losing data, do not turn off the computer by pressing the power button. Instead, perform an operating system shutdown. NOTICE: If your operating system has ACPI enabled, when you press the power button the computer will perform an operating system shutdown. 8 power light The power light illuminates and blinks or remains solid to indicate different operating states: • No light - The computer is turned off. • Steady green - The computer is in a normal operating state. • Blinking green - The computer is in a power-saving mode. • Blinking or solid amber - The computer is receiving electrical power, but an internal power problem might exist. See "Power Problems" in your online User's Guide. To exit from a power-saving mode, press the power button or use the keyboard or the mouse if it is configured as a wake device in the Windows Device Manager. For more information about sleep modes and exiting from a power-saving mode, see your online User's Guide. For a description of light codes that can help you troubleshoot problems with your computer, see "System Lights" on page 33. 9 headphone connector 10 link integrity light Use the headphone connector to attach headphones. • Green - A good connection exists between a 10-Mbps network and the computer. • Orange - A good connection exists between a 100-Mbps network and the computer. • Off - The computer is not detecting a physical connection to the network. 12 Quick Reference Guide